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单词 atto-
释义

Definition of atto- in English:

atto-

combining formˈatəʊ
  • (used in units of measurement) denoting a factor of 10⁻¹⁸

    (计量单位)表示“阿托”,“微微微”,“百亿亿分之一(=10-18)”

    attowatt

Origin

From Danish or Norwegian atten 'eighteen'.

Definition of atto- in US English:

atto-

combining formˈæˌtoʊ
  • (used in units of measurement) denoting a factor of 10⁻¹⁸

    (计量单位)表示“阿托”,“微微微”,“百亿亿分之一(=10-18)”

    attowatt

Origin

From Danish or Norwegian atten ‘eighteen’.

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更新时间:2025/7/5 9:48:26